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$5{\alpha}-Reductase$ 활성에 미치는 종대황 스틸벤 유도체의 영향
고성권,Ko, Sung-Kwon 한국생약학회 2000 생약학회지 Vol.31 No.2
As a series of the studies on cultivated Korean rhubarb rhizomes (Rheum undulatum), five stilbene derivatives were screened for inhibitory activity against $5{\alpha}-reductase$. Of these, desoxyrhapontigenin, rhapontigenin, and piceatannol exhibited inhibition, whereas, two other stilbene glycosides, rhaponticin and $piceatannol-3'-O-{\beta}-D-glucopyranoside$ did not show the inhibition.
Streptozotocin 유발 당뇨 횐쥐에서 백삼 에탄올엑스와 IH-901의 항당뇨 작용 비교
고성권(Sung Kwon Ko),성종환(Jong Hwan Sung),최용의(Yong Eui Choi),이충렬(Chung Ryul Lee),박경수(Kyeong Soo Park),정성현(Sung Hyun Chung) 대한약학회 2003 약학회지 Vol.47 No.1
Antidiabetic activities of white ginseng 50% ethanol extract (WGE) and IH901, an intestinal metabolite of ginsenoside Rbl, were compared in multiple low dose streptozotocin (STZ)-induced diabetic rats. WGE or IH901 were coad-ministered with STZ on Day 1 at dose of 100 and 300 mg or 10 and 30 mg, respectively; and continually administered for 16 days. STZ dissolved in citrate buffer was injected intraperitoneally at dose of 20 mg/kg for 5 consecutive days. During the experiment, plasma glucose level and body weight were measured every 4th day. Amount of food and water intake were evaluated once a week and compared between groups. WGE and IH901 both significantly reduced the plasma glucose levels on Day 16 as compared with those of the diabetic control group. In the meantime, amount of food and water intake in WGE- and IH901-treated groups were significantly improved in a dose dependent fashion as compared with those of the diabetic control group. Taken together, WGE and IH901 showed the comparable antidiabetic activities at the corresponding doses used in this experiment.
고성권(Sung Kwon Ko),황완균(Wan Kyunn Whang),김일혁(Il Hyuk Kim) 대한약학회 1998 약학회지 Vol.42 No.1
In continued studies on cultivated Korean rhubarb rhizomes, three additional stilbene compounds were isolated from water extract by column chromatographic separation using Sephadex LH-20, ODS-gel. Compound I, desoxyrhapontigenin(3,5-dihydroxy-4`-methoxystilbene), Compound II, rhapontigenin(3,3`,5-trihydroxy-4`-methoxystilbene), and compound III, piceatannol(3,3`,4`,5-tetrahydroxystilbene) were elucidated based on physico-chemical and spectroscopic evidences(UV, IR, 1H-NMR, 13C-NMR and Mass).
고려인삼의 재배 역사와 본초학적 고증을 통한 인삼 기미 고찰
고성권 ( Sung Kwon Ko ),임강현 ( Kang Hyun Leem ) 대한본초학회 2009 大韓本草學會誌 Vol.24 No.3
Objectives: The purpose of this study is to discuss ginseng properties by historical research. Methods: Historical documentary records of ginseng were used to develop this review. Results: According to the historical research, the first Korean ginseng cultivation started from the Koryo Dynasty around A.D. 1000. Later, during the Chosun Dynasty around A.D. 1500~1600, the ginseng cultivators established a method of cultivation. Gasam (cultivated ginseng) was cultivated ginseng on the skirts of their domicile. It was reported that Gasam cultivation was broadened throughout the country around A.D. 1790 on Cheongjosilrok. On the other hand, ginseng properties were reported slightly cool in the oriental herbal medicine books from A.D. 250 to A.D. 1600. But, they were reported slightly warm or warm after A.D. 1600. Korean ginseng cultivation started in the Koryo Dynasty around A.D. 1000. Later, during the Chosun Dynasty, the ginseng cultivators established a standard method of cultivation. Gasam, cultivated ginseng, was grown on the outskirts of their domicile. It was reported that Gasam cultivation was broadened throughout the country around 1790 A.D. in Cheongjosilrok. On the other hand, ginseng properties were reported slightly cool in the oriental herbal medicine books from 250 to A.D. 1600, but they were reported slightly warm or warm after A.D. 1600. Conclusions: It suggests that ginseng properties (slightly cool) before A.D. 1600 are wild ginseng. Also, wood-grown ginseng and ginseng properties (slightly warm, warm) after A.D. 1600 are Gasams.
고성권(Sung Kwon Ko),이승목(Seung Mok Lee),황완균(Wan Kyunn Whang) 대한약학회 1999 약학회지 Vol.43 No.2
In order to clarify the anti-Ohyul activity of rhubarb, we investigated the effects of water extract from rhizomes of four different rhubarb on blood platelet aggregation induced by arachidonic acid, ADP, collagen and PAF in vitro. The cultivated Korean rhubarb rhizomes (Rheum undulatum) exhibited the most potent inhibitory action on the aggregation induced by arachidonic acid and also among the four fractions, stilbene components containing part showed strong inhibitory action. These inhibitory effect may partially contributed to anti-Ohyul activity of rhubarb.
한열변증을 통한 열증 대상자에 산양삼과 재배인삼의 상부 승열 작용에 대한 인체적용시험
유수정,고성권,김형준,Yoo, Su-Jeong,Ko, Sung-Kwon,Kim, Hyeong-Jun 대한한방부인과학회 2017 大韓韓方婦人科學會誌 Vol.30 No.4
Objectives: The aim of this trial is to investigate the effect of Ginseng and Wild Cultivated Ginseng to Heat pattern subject. Methods: Eighty-nine Subjects were diagnosed as heat pattern by Cold-Heat Patternization and divided into Ginseng group (n=30), Wild Cultivated Ginseng group (n=31) and Placebo group (n=28) in their 1 st visit. In each visit, The researchers measured the subject's facial temperature using the infrared thermometer (Testo 835-T1). After that, The subjects were asked to mark the current score of flushing on the Visual Analogue Scale (VAS) and to complete the Chalder-Fatigue Scale (CFS) in each visit. The subjects took the test drug for one week and returned the remaining drug on the 2nd visit. The trial result was analyzed with one-way ANOVA using SPSS for Windows version 18. Results: 1. Systolic blood pressure was significantly lower in the Ginseng group and Wild Cultivated Ginseng group than in the control group (p=0.021). 2. There was no significant difference in facial temperature between each groups. 3. The current score of flushing showed the greatest decrease in the Ginseng group compared to the other groups but there was no significant difference (p=0.205). 4. The score of Chalder-Fatigue Scale was decreased in all groups but not statistically significant (p=0.180). Conclusions: This study showed that taking Ginseng extract and Wild Cultivated Ginseng extract do not affect to heat-rising reaction to the subjects diagnosed as heat pattern.
한성태(Sung Tai Han),황완균(Wan Kyun Whang),김일혁(Il Hyuk Kim),양병욱(Byung Wook Yang),조순현(Soon Hyun Cho),고성권(Sung Kwon Ko) 대한약학회 2005 약학회지 Vol.49 No.6
The objective of this study is to provide the basic information for developing a high-value ginseng product using ginseng saponin and prosapogenin. In order to achieve such aim, Ginsenoside compositions of black ginseng (BG) extracts with various solvent conditions were examined by HPLC. The total saponin and the prosapogenin content of 95% ethyl alcohol extract were higher than that of the either 50% ethyl alcohol extract or distilled water extract. As a result, the order of the total saponin and the prosapogenin content was 1) 95% ethyl alcohol, 2) 50% ethyl alcohol, 3) the first and second mixture of 95% ethyl alcohol, distilled water, and 4) distilled water extract. In the case of fine black ginseng (FBG), the first and second mixture extracts of 95% ethyl alcohol and distilled water were the highest. In addition, the ratio of the protopanaxadiol group and the protopanaxatriol group (PD/PT) showed that the ratio of BG ranged from 0.304 to 0.601, while the ratio of FBG ranged from 1.166 to 1.657.
양병욱,임병옥,고성권,Yang, Byung-Wook,Im, Byung-Ok,Ko, Sung-Kwon 대한약학회 2006 약학회지 Vol.50 No.4
This study was carried out to obtain the basic information for non-saponin contents that can be used to index fresh ginseng roots (Panax ginseng C. A. Meyer) cultivated in the Republic of Korea and China. Non-saponin components in fresh gingeng roots which were cultivated in various areas and ages in Korea were determined. Acidic polysaccharide, total polysaccharide, crude polyacetylene were quantitatively analyzed by using the method of spectrophotometric determination, while the total protein was analyzed by using Lowry method. The results show that there were no statistically significant differences for the average contents of four non-saponins among 4-years-old, 5-years-old, and 6-years-old fresh ginseng roots. Additionally, this study assessed the average contents of non-saponin components in 4-years-old fresh ginseng roots (Panax ginseng C. A. Meyer) which were cultivated in Korea and China. The result showed that the average contents of crude polyacetylene and acidic polysaccharide were statistically significant. Four-years-old fresh ginseng roots cultivated in Korea had the higher average contents of crude polyacetylene and acidic polysaccharide than those cultivated in China. However the average contents of total polysaccharide and total protein had no statistically significant difference.